(Credit: Michal Daniel) Mezzo-soprano Mika Shigematsu has died of pancreatic cancer in Osaka, Japan. The mezzo’s husband Shintaro Kobayashi posted a messgae stating, “I am deeply saddened to inform you that my wife Mika Shigematsu passed away in the morning of Oct. 23, 2019 in Osaka. She was diagnosed with pancreatic cancer in late September. The funeral service took place {…}